| 2019 | VTC | A Narrow-Band Coherent FSK Transmission System Using Phase Rotated Transmit Diversity with Suppression of Envelope Fluctuation. | Kanako Yamaguchi, Masatsugu Higashinaka, Hiroyasu Sano, Atsushi Okamura, Takeo Ohgane, Toshihiko Nishimura |
| 2008 | PIMRC | Channel estimation with interference cancellation for a MIMO receiver using iterative equalization and decoding. | Masatsugu Higashinaka, Hiroshi Kubo, Akihiro Okazaki |
| 2007 | PIMRC | Capacity Evaluation of MIMO-OFDM Systems using Reduced-Complexity ML Detectors in a Spatially Correlated Channel. | Masatsugu Higashinaka, Katsuyuki Motoyoshi, Takayuki Nagayasu, Hiroshi Kubo, Akihiro Shibuya, Akihiro Okazaki |
| 2007 | VTC | Likelihood Estimation for Reduced-Complexity ML Detectors in a MIMO System. | Masatsugu Higashinaka, Katsuyuki Motoyoshi, Takayuki Nagayasu, Hiroshi Kubo, Akihiro Shibuya, Akihiro Okazaki |
| 2006 | PIMRC | Frequency-Domain Equalization Incorporated with Frequency-Domain Redundancy for OFDM Systems. | Akihiro Okazaki, Katsuyuki Motoyoshi, Masatsugu Higashinaka, Takayuki Nagayasu, Hiroshi Kubo, Akihiro Shibuya |
| 2005 | PIMRC | Performance Improvement for MIMO Communication Systems Employing Per Transmit Antenna Differential Encoding (PADE). | Hiroshi Kubo, Masatsugu Higashinaka, Akihiro Okazaki, Keishi Murakami |
| 2001 | VTC | A downlink multiplexing method in TDD packet radio networks with a multibeam adaptive array. | Masatsugu Higashinaka, Takeo Ohgane, Yasutaka Ogawa |